| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] to [be] | 18246 |
|
| 2 | [noun prp] [vb past] to | 8746 |
|
| 3 | [noun prp] [vb past] [be] | 6657 |
|
| 4 | [noun prp] to [be] | 1437 |
|
